From: Andrew Lunn <andrew@lunn.ch>
To: Geert Uytterhoeven <geert@linux-m68k.org>
Cc: "Niklas Söderlund" <niklas.soderlund+renesas@ragnatech.se>,
"Yoshihiro Shimoda" <yoshihiro.shimoda.uh@renesas.com>,
"David S. Miller" <davem@davemloft.net>,
"Eric Dumazet" <edumazet@google.com>,
"Jakub Kicinski" <kuba@kernel.org>,
"Paolo Abeni" <pabeni@redhat.com>,
netdev <netdev@vger.kernel.org>,
Linux-Renesas <linux-renesas-soc@vger.kernel.org>
Subject: Re: [net-next,v5] net: ethernet: rtsn: Add support for Renesas Ethernet-TSN
Date: Mon, 13 May 2024 15:38:18 +0200 [thread overview]
Message-ID: <d0d97b5a-02ab-41c6-8fe5-13bb9d9fc6c6@lunn.ch> (raw)
In-Reply-To: <CAMuHMdVF-szo7An5rXEahmZMu3RAzo6krSnU-qsgtNL0a-NrSg@mail.gmail.com>
> The PHY never applies the {rx,tx}-internal-delay-ps properties, as
> these are meant for the MAC (cfr. "internal").
> The PHY does apply the "*-skew-ps" properties.
>
> If you mask any *ID part from the phy_interface_t, you lose the ability
> to let the PHY apply any additional delay.
You should still be able to apply the PHY skews.
{rx,tx}-internal-delay-ps and PHY skews should work independent of the
RGMII modes, since they are meant to be small fine tuning of the
delays, steps of a few 10s of ps.
Andrew
next prev parent reply other threads:[~2024-05-13 13:38 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-05-09 21:09 [net-next,v5] net: ethernet: rtsn: Add support for Renesas Ethernet-TSN Niklas Söderlund
2024-05-13 9:39 ` Geert Uytterhoeven
2024-05-13 10:09 ` Niklas Söderlund
2024-05-13 11:44 ` Geert Uytterhoeven
2024-05-13 12:56 ` Niklas Söderlund
2024-05-14 12:25 ` Geert Uytterhoeven
2024-05-13 13:38 ` Andrew Lunn [this message]
2024-05-14 0:24 ` Jakub Kicinski
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